Implement WEBGL_compressed_texture_es3_0 extension for WebGL 1/2

gpu/command_buffer/service/texture_manager.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/command_buffer/service/texture_manager.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <algorithm>
@@ skipping 3128 matching lines @@
   pmd->AddOwnershipEdge(client_guid, service_guid, importance);
 
   // Dump all sub-levels held by the texture. They will appear below the main
   // gl/textures/client_X/texture_Y dump.
   ref->texture()->DumpLevelMemory(pmd, memory_tracker_->ClientTracingId(),
                                   dump_name);
 }
 
 GLenum TextureManager::ExtractFormatFromStorageFormat(GLenum internalformat) {
   switch (internalformat) {
+    case GL_COMPRESSED_R11_EAC:
+    case GL_COMPRESSED_SIGNED_R11_EAC:
     case GL_RED:
     case GL_R8:
     case GL_R8_SNORM:
     case GL_R16F:
     case GL_R32F:
       return GL_RED;
     case GL_R8UI:
     case GL_R8I:
     case GL_R16UI:
     case GL_R16I:
     case GL_R32UI:
     case GL_R32I:
       return GL_RED_INTEGER;
+    case GL_COMPRESSED_RG11_EAC:
+    case GL_COMPRESSED_SIGNED_RG11_EAC:
     case GL_RG:
     case GL_RG8:
     case GL_RG8_SNORM:
     case GL_RG16F:
     case GL_RG32F:
       return GL_RG;
     case GL_RG8UI:
     case GL_RG8I:
     case GL_RG16UI:
     case GL_RG16I:
     case GL_RG32UI:
     case GL_RG32I:
       return GL_RG_INTEGER;
     case GL_ATC_RGB_AMD:
     case GL_COMPRESSED_RGB_PVRTC_2BPPV1_IMG:
     case GL_COMPRESSED_RGB_PVRTC_4BPPV1_IMG:
     case GL_COMPRESSED_RGB_S3TC_DXT1_EXT:
+    case GL_COMPRESSED_RGB8_ETC2:
     case GL_COMPRESSED_SRGB_S3TC_DXT1_EXT:
+    case GL_COMPRESSED_SRGB8_ETC2:
     case GL_ETC1_RGB8_OES:
     case GL_RGB:
     case GL_RGB8:
     case GL_SRGB8:
     case GL_R11F_G11F_B10F:
     case GL_RGB565:
     case GL_RGB8_SNORM:
     case GL_RGB9_E5:
     case GL_RGB16F:
     case GL_RGB32F:
       return GL_RGB;
     case GL_RGB8UI:
     case GL_RGB8I:
     case GL_RGB16UI:
     case GL_RGB16I:
     case GL_RGB32UI:
     case GL_RGB32I:
       return GL_RGB_INTEGER;
     case GL_SRGB:
       return GL_SRGB;
     case GL_ATC_RGBA_EXPLICIT_ALPHA_AMD:
     case GL_ATC_RGBA_INTERPOLATED_ALPHA_AMD:
+    case GL_COMPRESSED_RGB8_PUNCHTHROUGH_ALPHA1_ETC2:
+    case GL_COMPRESSED_RGBA8_ETC2_EAC:
     case GL_COMPRESSED_RGBA_PVRTC_2BPPV1_IMG:
     case GL_COMPRESSED_RGBA_PVRTC_4BPPV1_IMG:
     case GL_COMPRESSED_RGBA_S3TC_DXT1_EXT:
     case GL_COMPRESSED_RGBA_S3TC_DXT3_EXT:
     case GL_COMPRESSED_RGBA_S3TC_DXT5_EXT:
     case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT1_EXT:
     case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT3_EXT:
     case GL_COMPRESSED_SRGB_ALPHA_S3TC_DXT5_EXT:
+    case GL_COMPRESSED_SRGB8_ALPHA8_ETC2_EAC:
+    case GL_COMPRESSED_SRGB8_PUNCHTHROUGH_ALPHA1_ETC2:
     case GL_RGBA:
     case GL_RGBA8:
     case GL_SRGB8_ALPHA8:
     case GL_RGBA8_SNORM:
     case GL_RGBA4:
     case GL_RGB5_A1:
     case GL_RGB10_A2:
     case GL_RGBA16F:
     case GL_RGBA32F:
       return GL_RGBA;
@@ skipping 198 matching lines @@
 uint32_t TextureManager::GetServiceIdGeneration() const {
   return current_service_id_generation_;
 }
 
 void TextureManager::IncrementServiceIdGeneration() {
   current_service_id_generation_++;
 }
 
 }  // namespace gles2
 }  // namespace gpu